mirror of
https://gitlab.torproject.org/tpo/core/tor.git
synced 2024-11-30 23:53:32 +01:00
test/parseconf: Refactor and standardise, stage 1
Remove duplicate code, and standardise similar behaviour. Add some additional error checking. Cleanup after 32451.
This commit is contained in:
teor
parent
b4b3060f69
commit
39046019ec
@ -128,7 +128,7 @@ fi
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TOR_BINARY="$(abspath "$TOR_BINARY")"
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echo "TOR BINARY IS $TOR_BINARY"
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echo "Using Tor binary '$TOR_BINARY'."
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# make a safe space for temporary files
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DATA_DIR=$(mktemp -d -t tor_parseconf_tests.XXXXXX)
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@ -157,23 +157,32 @@ else
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fi
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FINAL_EXIT=0
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NEXT_TEST=
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fail_printf() { printf "FAIL: " >&2;
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# The first argument is a printf string, so this warning is
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# spurious
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# shellcheck disable=SC2059
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printf "$@" >&2;
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printf "\\n" >&2;
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NEXT_TEST="yes"
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FINAL_EXIT=$EXITCODE; }
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die_printf() { printf "FAIL: CRITICAL error in '%s':" "$MYNAME" >&2;
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# The first argument is a printf string, so this warning is
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# spurious
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# shellcheck disable=SC2059
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printf "$@" >&2;
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printf "\\n" >&2;
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exit $EXITCODE; }
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# Log a failure message to stderr, using $@ as a printf string and arguments
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# Set NEXT_TEST to "yes" and FINAL_EXIT to $EXITCODE.
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fail_printf()
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{
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printf "FAIL: " >&2
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# The first argument is a printf string, so this warning is spurious
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# shellcheck disable=SC2059
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printf "$@" >&2
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printf "\\n" >&2
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NEXT_TEST="yes"
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FINAL_EXIT=$EXITCODE
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}
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# Log a failure message to stderr, using $@ as a printf string and arguments
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# Exit with status $EXITCODE.
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die_printf()
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{
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printf "FAIL: CRITICAL error in '%s':" "$MYNAME" >&2
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# The first argument is a printf string, so this warning is spurious
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# shellcheck disable=SC2059
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printf "$@" >&2
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printf "\\n" >&2
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exit $EXITCODE
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}
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if test "$WINDOWS" = 1; then
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FILTER="dos2unix"
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@ -182,9 +191,12 @@ else
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fi
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EMPTY="${DATA_DIR}/EMPTY"
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touch "$EMPTY" || die_printf "Couldn't create empty file '%s'." \
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"$EMPTY"
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NON_EMPTY="${DATA_DIR}/NON_EMPTY"
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echo "This pattern should not match any log messages" \
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> "$NON_EMPTY" || die_printf "Couldn't create non-empty file '%s'." \
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"$NON_EMPTY"
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STANDARD_LIBS="libevent\\|openssl\\|zlib"
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# Lib names are restricted to [a-z0-9]* at the moment
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@ -230,6 +242,178 @@ if test "$TOR_LIBS_ENABLED"; then
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fi
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echo "Disabled Modules: ${TOR_MODULES_DISABLED:-(None)}"
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# Yes, unix uses "0" for a successful command
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TRUE=0
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FALSE=1
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# Run tor --verify-config on the torrc $1, and defaults torrc $2, which may
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# be $EMPTY. Pass tor the extra command line arguments $3, which will be
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# passed unquoted.
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# Send tor's standard output to stderr.
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log_verify_config()
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{
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# We need cmdline unquoted
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# shellcheck disable=SC2086
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"$TOR_BINARY" --verify-config \
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-f "$1" \
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--defaults-torrc "$2" \
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$3 \
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>&2 \
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|| true
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}
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# Run "tor --dump-config short" on the torrc $1, and defaults torrc $2, which
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# may be $EMPTY. Pass tor the extra command line arguments $3, which will be
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# passed unquoted.
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# Send the standard output to $4.
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# If tor fails, fail_printf() using the file name $5, and context $6,
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# which may be an empty string. Then run "tor --verify-config", and log tor's
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# error messages to stderr.
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dump_config()
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{
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if test "$6"; then
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CONTEXT=" $6"
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else
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CONTEXT=""
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fi
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# We need cmdline unquoted
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# shellcheck disable=SC2086
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if ! "$TOR_BINARY" --dump-config short \
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-f "$1" \
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--defaults-torrc "$2" \
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$3 \
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> "$4"; then
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fail_printf "'%s': Tor --dump-config reported an error%s. Tor said:" \
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"$5" \
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"$CONTEXT"
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log_verify_config "$1" \
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"$2" \
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"$3"
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fi
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}
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# Run "$FILTER" on the input $1.
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# Send the standard output to $2.
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# If tor fails, log a failure message using the file name $3, and context $4,
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# which may be an empty string.
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filter()
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{
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if test "$4"; then
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CONTEXT=" $4"
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else
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CONTEXT=""
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fi
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"$FILTER" "$1" \
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> "$2" \
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|| fail_printf "'%s': Filter '%s' reported an error%s." \
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"$3" \
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"$FILTER" \
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"$CONTEXT"
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}
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# Compare the input file $1, and output file $2.
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#
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# If they are different, fail. If this is the first step that failed in this
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# test, run log_verify_config with torrc $3, defaults torrc $4, and command
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# line $5, to log Tor's error messages. Finally, log the differences between
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# the files.
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#
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# If the file contents are identical, returns true. Otherwise, return false.
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#
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# Log failure messages using fail_printf(), with the file name $6, and
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# context $7, which may be an empty string.
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check_diff()
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{
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if test "$7"; then
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CONTEXT=" $=7"
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else
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CONTEXT=""
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fi
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if cmp "$1" "$2" > /dev/null; then
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return "$TRUE"
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else
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# If this is the first step that failed in this test,
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# show tor's logs
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if test -z "$NEXT_TEST"; then
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fail_printf "'%s': Tor said%s:" \
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"$6" \
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"$CONTEXT"
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log_verify_config "$3" \
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"$4" \
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"$5"
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fi
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fail_printf "'%s' did not match%s:" \
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"$6" \
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"$CONTEXT"
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diff -u "$1" "$2" >&2 \
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|| true
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return "$FALSE"
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fi
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}
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# Check if $1 is an empty file.
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# If it is, fail_printf() using $2 as the type of file.
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# Returns true if the file is empty, false otherwise.
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check_empty_pattern()
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{
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if ! test -s "$1"; then
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fail_printf "%s file '%s' is empty, and will match any output." \
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"$2" \
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"$1"
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return "$TRUE"
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else
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return "$FALSE"
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fi
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}
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# Run tor --verify-config on the torrc $1, and defaults torrc $2, which may
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# be $EMPTY. Pass tor the extra command line arguments $3, which will be
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# passed unquoted.
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# Send tor's standard output to $4.
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# If tor's exit status does not match the boolean $5, fail_printf()
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# using the file name $6, and context $7, which is required.
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verify_config()
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{
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RESULT=$TRUE
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# We need cmdline unquoted
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# shellcheck disable=SC2086
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"$TOR_BINARY" --verify-config \
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-f "$1" \
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--defaults-torrc "$2" \
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$3 \
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> "$4" || RESULT=$FALSE
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# Convert the actual and expected results to boolean, and compare
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if test $((! (! RESULT))) -ne $((! (! $5))); then
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fail_printf "'%s': Tor --verify-config did not %s." \
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"$6" \
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"$7"
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fi
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}
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# Check for the pattern in file $1, in the lines in the output file $2.
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# Uses grep with the entire contents of $1 as the pattern. (Not "grep -f".)
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#
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# If the pattern does not match any lines in the output file, fail.
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# Log the pattern, and the entire contents of the output file.
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#
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# Log failure messages using fail_printf(), with the file name $1, and
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# context $3, which is required.
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check_pattern()
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{
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expect_log="$(cat "$1")"
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if ! grep "$expect_log" "$2" > /dev/null; then
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fail_printf "Expected %s '%s':\\n%s\\nTor said:" \
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"$3" \
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"$1" \
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"$expect_log"
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cat "$2" >&2
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fi
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}
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for dir in "${EXAMPLEDIR}"/*; do
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NEXT_TEST=
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@ -306,140 +490,100 @@ for dir in "${EXAMPLEDIR}"/*; do
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# This case should succeed: run dump-config and see if it does.
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if test -f "$EXPECTED_LOG"; then
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if ! test -s "$EXPECTED_LOG"; then
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fail_printf "Expected log file '%s' is empty.%s" \
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"$EXPECTED_LOG" \
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"(Empty expected log files match any output.)"
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if check_empty_pattern "$EXPECTED_LOG" "Expected log"; then
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continue
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fi
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fi
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"$TOR_BINARY" -f "./torrc" \
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--defaults-torrc "$DEFAULTS" \
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--dump-config short \
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$CMDLINE > "${DATA_DIR}/output_raw.${testname}" \
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|| fail_printf "'%s': Tor --dump-config reported an error." \
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"$EXPECTED"
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dump_config "./torrc" \
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"$DEFAULTS" \
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"$CMDLINE" \
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"${DATA_DIR}/output_raw.${testname}" \
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"$EXPECTED" \
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""
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"$FILTER" "${DATA_DIR}/output_raw.${testname}" \
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> "${DATA_DIR}/output.${testname}" \
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|| fail_printf "'%s': Filter '%s' reported an error." \
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"$EXPECTED" \
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"$FILTER"
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filter "${DATA_DIR}/output_raw.${testname}" \
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"${DATA_DIR}/output.${testname}" \
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"$EXPECTED" \
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""
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if cmp "$EXPECTED" "${DATA_DIR}/output.${testname}" > /dev/null; then
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if check_diff "$EXPECTED" \
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"${DATA_DIR}/output.${testname}" \
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"./torrc" \
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"$DEFAULTS" \
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"$CMDLINE" \
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"$EXPECTED" \
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""; then
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# Check round-trip.
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"$TOR_BINARY" -f "${DATA_DIR}/output.${testname}" \
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--defaults-torrc "$EMPTY" \
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--dump-config short \
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> "${DATA_DIR}/output_2_raw.${testname}" \
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|| fail_printf "'%s': Tor --dump-config reported an %s." \
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"$EXPECTED" \
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"error on round-trip"
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dump_config "${DATA_DIR}/output.${testname}" \
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"$EMPTY" \
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"" \
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"${DATA_DIR}/output_2_raw.${testname}" \
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"$EXPECTED" \
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"on round-trip"
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"$FILTER" "${DATA_DIR}/output_2_raw.${testname}" \
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> "${DATA_DIR}/output_2.${testname}" \
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|| fail_printf "'%s': Filter '%s' reported an error." \
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"$EXPECTED" \
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"$FILTER"
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filter "${DATA_DIR}/output_2_raw.${testname}" \
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"${DATA_DIR}/output_2.${testname}" \
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"$EXPECTED" \
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"on round-trip"
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if ! cmp "${DATA_DIR}/output.${testname}" \
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"${DATA_DIR}/output_2.${testname}"; then
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fail_printf "'%s': did not match on round-trip:" \
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"$EXPECTED"
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diff -u "${DATA_DIR}/output.${testname}" \
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"${DATA_DIR}/output_2.${testname}" >&2 \
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|| true
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fi
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else
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if test "$(wc -c < "${DATA_DIR}/output.${testname}")" = 0; then
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# There was no output -- probably we failed.
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fail_printf "'%s': Tor said:" \
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"$EXPECTED"
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"$TOR_BINARY" -f "./torrc" \
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--defaults-torrc "$DEFAULTS" \
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--verify-config \
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$CMDLINE >&2 \
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|| true
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fi
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fail_printf "'%s' did not match:" \
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"$EXPECTED"
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diff -u "$EXPECTED" "${DATA_DIR}/output.${testname}" >&2 \
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|| true
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check_diff "${DATA_DIR}/output.${testname}" \
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"${DATA_DIR}/output_2.${testname}" \
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"${DATA_DIR}/output.${testname}" \
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"$EMPTY" \
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"" \
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"$EXPECTED" \
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"on round-trip" || true
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fi
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if test -f "$EXPECTED_LOG" || test "$NEXT_TEST"; then
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if test -f "$EXPECTED_LOG"; then
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# This case should succeed: run verify-config and see if it does.
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#
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# As a temporary hack, we also use this code when --dump-config
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# has failed, to display the error logs.
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if ! test -f "$EXPECTED_LOG"; then
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NON_EMPTY="${DATA_DIR}/NON_EMPTY"
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echo "This pattern should not match any log messages" \
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> "$NON_EMPTY"
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EXPECTED_LOG=$NON_EMPTY
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fi
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"$TOR_BINARY" --verify-config \
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-f ./torrc \
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--defaults-torrc "$DEFAULTS" \
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$CMDLINE \
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> "${DATA_DIR}/output_log.${testname}" \
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|| fail_printf "'%s': Tor --verify-config reported an error." \
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"$EXPECTED_LOG"
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verify_config "./torrc" \
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"$DEFAULTS" \
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"$CMDLINE" \
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"${DATA_DIR}/output_log.${testname}" \
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"$TRUE" \
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"$EXPECTED_LOG" \
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"succeed"
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expect_log="$(cat "${EXPECTED_LOG}")"
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if grep "$expect_log" "${DATA_DIR}/output_log.${testname}" \
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> /dev/null; then
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:
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else
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fail_printf "Expected '%s':\\n%s\\nTor said:" \
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"$EXPECTED_LOG" \
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"$expect_log"
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cat "${DATA_DIR}/output_log.${testname}" >&2
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fi
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fi
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if test -z "$NEXT_TEST"; then
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echo "OK"
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check_pattern "$EXPECTED_LOG" \
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"${DATA_DIR}/output_log.${testname}" \
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"log"
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fi
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elif test -f "$ERROR"; then
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# This case should fail: run verify-config and see if it does.
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if ! test -s "$ERROR"; then
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fail_printf "Error file '%s' is empty.%s" \
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"$ERROR" \
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"(Empty error files match any output.)"
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continue
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if check_empty_pattern "$ERROR" "Error"; then
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continue
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fi
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fi
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"$TOR_BINARY" --verify-config \
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-f ./torrc \
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--defaults-torrc "$DEFAULTS" \
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$CMDLINE \
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> "${DATA_DIR}/output.${testname}" \
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&& fail_printf "'%s': Tor did not report an error." \
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"$ERROR"
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expect_err="$(cat "${ERROR}")"
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if grep "$expect_err" "${DATA_DIR}/output.${testname}" > /dev/null; then
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echo "OK"
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else
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fail_printf "Expected '%s':\\n%s\\nTor said:" \
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"$ERROR" \
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"$expect_err"
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cat "${DATA_DIR}/output.${testname}" >&2
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fi
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verify_config "./torrc" \
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"$DEFAULTS" \
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"$CMDLINE" \
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"${DATA_DIR}/output.${testname}" \
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"$FALSE" \
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"$ERROR" \
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"report an error"
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check_pattern "$ERROR" \
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"${DATA_DIR}/output.${testname}" \
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"error"
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else
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# This case is not actually configured with a success or a failure.
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# call that an error.
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fail_printf "Did not find ${dir}/*expected or ${dir}/*error."
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fi
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if test -z "$NEXT_TEST"; then
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echo "OK"
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fi
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cd "$PREV_DIR"
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done
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exit $FINAL_EXIT
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exit "$FINAL_EXIT"
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